1 files changed, 81 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/miscellaneous/IsBadWritePtr/test1/test.cpp b/src/pal/tests/palsuite/miscellaneous/IsBadWritePtr/test1/test.cpp
new file mode 100644
index 0000000000..018d7beae0
--- /dev/null
+++ b/src/pal/tests/palsuite/miscellaneous/IsBadWritePtr/test1/test.cpp
@@ -0,0 +1,81 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+/*============================================================
+**
+** Source: test.c
+**
+** Purpose: IsBadWritePtr() function
+**
+**
+**=========================================================*/
+
+#include <palsuite.h>
+
+#define MEMORY_AMOUNT 16
+
+int __cdecl main(int argc, char *argv[]) {
+    
+    void * TestingPointer = NULL;
+    BOOL ResultValue = 0;
+
+    /*
+     * Initialize the PAL and return FAILURE if this fails
+     */
+
+    if(0 != (PAL_Initialize(argc, argv)))
+    {
+        return FAIL;
+    }
+  
+    TestingPointer = malloc(MEMORY_AMOUNT);
+    if ( TestingPointer == NULL )
+    {
+	Fail("ERROR: Failed to allocate memory for TestingPointer pointer. "
+             "Can't properly exec test case without this.\n");
+    }
+
+
+    /* This should be writeable, return 0 */
+    ResultValue = IsBadWritePtr(TestingPointer,MEMORY_AMOUNT);
+
+    if(ResultValue != 0) 
+    {
+	free(TestingPointer);
+
+        Fail("ERROR: Returned %d when 0 should have been returned, checking "
+             "to see if writable memory is unwriteable.\n",ResultValue);
+    }
+
+    free(TestingPointer);
+  
+    /* This should be !writeable, return nonezero */
+    TestingPointer = (void*)0x08; /* non writeable address */
+    ResultValue = IsBadWritePtr(TestingPointer,sizeof(int));
+    
+    if(ResultValue == 0) 
+    {
+        Fail("ERROR: Returned %d when nonezero should have been returned, "
+             "checking to see if unwriteable memory  is writeable.\n",
+             ResultValue);
+    }
+  
+    /* This should be !writeable, return Nonezero */
+    ResultValue = IsBadWritePtr(NULL,MEMORY_AMOUNT);
+
+    if(ResultValue == 0) 
+    {
+        Fail("ERROR: Returned %d when nonezero should have been "
+	     "returned,checking "
+             "to see if a NULL pointer is writeable.\n",
+             ResultValue);
+    }
+    
+    PAL_Terminate();
+    return PASS;
+}
+
+
+
+